GUIDE TO SHIP REPAIR ESTIMATES (IN MAN-HOURS) ch000-prelim.qxd 28/7/00 11:39 am Page i ch000-prelim.qxd 28/7/00 11:39 am Page ii GUIDE TO SHIP REPAIR ESTIMATES (IN MAN-HOURS) Don Butler OXFORD AUCKLAND BOSTON JOHANNESBURG MELBOURNE NEW DELHI ch000-prelim.qxd 28/7/00 11:39 am Page iii Butterworth-Heinemann Linacre House, Jordan Hill, Oxford OX2 8DP 225 Wildwood Avenue, Woburn, MA 01801-2041 A division of Reed Educational and Professional Publishing Ltd A member of the Reed Elsevier plc group First published 2000 © Don Butler 2000 All rights reserved. No part of this publication may be reproduced in any material form (including photocopying or storing in any medium by electronic means and whether or not transiently or incidentally to some other use of this publication) without the written permission of the copyright holder except in accordance with the provisions of the Copyright, Designs and Patents Act 1988 or under the terms of a licence issued by the Copyright Licensing Agency Ltd, 90 Tottenham Court Road, London, England W1P 9HE. Applications for the copyright holder’s written permission to reproduce any part of this publication should be addressed to the publishers British Library Cataloguing in Publication Data A catalogue record for this book is available from the British Library Library of Congress Cataloguing in Publication Data A catalogue record for this book is available from the Library of Congress ISBN 0 7506 4834 1 Typeset by Avocet Typeset, Brill, Aylesbury, Bucks Printed and bound in Great Britain by Biddles Ltd, Guildford and King’s Lynn ch000-prelim.qxd 28/7/00 11:39 am Page iv Contents List of figures vii List of tables ix 1 Introduction 1 2 Drydocking works 5 Berth preparation 5 Docking and undocking 6 Dock rent per day 6 Hull preparation 8 Hull painting 10 Rudder works 13 Propeller works 14 Tailshaft works 17 Anodes 20 Sea chests 22 Docking plugs 22 Valves 23 Fenders 25 Anchors and cables 26 Chain lockers 27 Staging 28 3 Steel works 29 4 Pipe works 35 Contents v ch000-prelim.qxd 28/7/00 11:39 am Page v 5 Mechanical works 41 Overhauling diesel engines (single-acting, slow-running, two-stroke, cross-head) 42 Overhauling diesel engines (single-acting, slow-running, in-line, four-stroke, trunk) 47 Valves 52 Condensers 55 Heat exchangers 56 Turbines 57 Compressors 60 Receivers 61 Pumps 62 Boilers (main and auxiliary) 67 6 Electrical works 69 7 General works 83 8 Planning charts 85 Sample graph loadings for major trades in ship repairing 89 Index 93 vi Contents ch000-prelim.qxd 28/7/00 11:39 am Page vi ch000-prelim.qxd 28/7/00 11:39 am Page viii 5.5 Four-stroke trunk-type main engines 48 5.6 Cylinder liners – 2 49 5.7 Bearing survey – 2 50 5.8 Crankshaft deflections – 2 51 5.9 Overhauling valves 52 5.10 Main condenser 55 5.11 Overhauling heat exchanger 56 5.12 Main steam turbines 57 5.13 Flexible coupling 57 5.14 Auxiliary steam turbines 58 5.15 Water-tube boiler feed pumps (multi-stage type) 59 5.16 Oil tanker cargo pumps 60 5.17 Air compressor (two-stage type) 60 5.18 Air receivers 61 5.19 Horizontal centrifugal-type pumps 62 5.20 Reciprocating-type pumps, steam driven 64 5.21 Reciprocating-type pumps, electric motor driven 64 5.22 Gear-type pumps (helical and tooth) 65 5.23 Stearing gear 66 5.24 Cleaning of water-tube boilers 67 6.1 Insulation resistance test 69 6.2 Switchboard 70 6.3 Electric motors 71 6.4 Electric motors for winch/windlass/crane 72 6.5 Electric generators 73 6.6 Installations of unarmoured, flexible, multi-core, rubber-insulated cable 75 6.7 Installations of rubber-insulated, armoured flexible cable 77 6.8 Installations of rubber-insulated, armoured flexible single-core cable 79 6.9 Installations of electric cable tray 80 6.10 Installations of electric cable conduit 82 7.1 General cleaning 83 7.2 Tank cleaning 84 7.3 Tank testing 84 x Tables ch000-prelim.qxd 28/7/00 11:39 am Page x . GUIDE TO SHIP REPAIR ESTIMATES (IN MAN-HOURS) ch000-prelim.qxd 28/7/00 11 :39 am Page i ch000-prelim.qxd 28/7/00 11 :39 am Page ii GUIDE TO SHIP REPAIR ESTIMATES (IN MAN-HOURS) Don. Overhauling valves 52 5 .10 Main condenser 55 5 .11 Overhauling heat exchanger 56 5 .12 Main steam turbines 57 5 .13 Flexible coupling 57 5 .14 Auxiliary steam turbines 58 5 .15 Water-tube boiler feed. ix 1 Introduction 1 2 Drydocking works 5 Berth preparation 5 Docking and undocking 6 Dock rent per day 6 Hull preparation 8 Hull painting 10 Rudder works 13 Propeller works 14 Tailshaft works 17 Anodes